| Équations équilibrées la veille |
6 K1 + Al2O3 = 3 K2O + 2 Al
CuSO4 + NaOH = Cu(OH)2 + (Na)2SO4 =>
CuSO4 + 2 NaOH = Cu(OH)2 + (Na)2SO4
K2CrO4 + HBr = KBr + CrBr3 + Br + H2O =>
K2CrO4 + 8 HBr = 2 KBr + CrBr3 + 3 Br + 4 H2O
C13H12O + NaBH4 + H2O = C13H15O + NaOH + H3BO3 =>
8 C13H12O + 3 NaBH4 + 12 H2O = 8 C13H15O + 3 NaOH + 3 H3BO3
K2CrO4 + Hg2(NO3)2 = Hg2CrO4 + KNO3 =>
K2CrO4 + Hg2(NO3)2 = Hg2CrO4 + 2 KNO3
N + Cu = N2Cu =>
2 N + Cu = N2Cu
K2CrO4 = K{+} + CrO4{2-} =>
K2CrO4 = 2 K{+} + CrO4{2-}
Ag + H2SO4 = H2 + AgSO4 =>
Ag + H2SO4 = H2 + AgSO4
Li3N + NH4NO3 = LiNO3 + (NH4)3N =>
Li3N + 3 NH4NO3 = 3 LiNO3 + (NH4)3N
Ca + NaNO3 = Ca(NO3)2 + Na =>
Ca + 2 NaNO3 = Ca(NO3)2 + 2 Na
Br2(g) + C(s) + H2(g) = CH2Br2(l) =>
Br2(g) + C(s) + H2(g) = CH2Br2(l)
Hg(NO3)2 = HgO2 + N2O + O2 =>
2 Hg(NO3)2 = 2 HgO2 + 2 N2O + 3 O2
Na + HCN = NaCN + H =>
Na + HCN = NaCN + H
K2FeO4 + NH3 = Fe2O3 + N2 + KOH + H2O =>
2 K2FeO4 + 2 NH3 = Fe2O3 + N2 + 4 KOH + H2O
HNCO + NO2 = N2 + CO2 + H2O =>
8 HNCO + 6 NO2 = 7 N2 + 8 CO2 + 4 H2O
C35H72 + O2 = CO2 + H2O =>
C35H72 + 53 O2 = 35 CO2 + 36 H2O
K2O(s)H2O = KOH(aq) =>
K2O(s)H2O = 2 KOH(aq)
P4O10 + H2O = H3PO4 =>
P4O10 + 6 H2O = 4 H3PO4
K2O2 + H2O = KOH + O2 =>
2 K2O2 + 2 H2O = 4 KOH + O2
KMnO4 + C6H12O6 = CO2 + MnO + K2O3 + H2O =>
8 KMnO4 + C6H12O6 = 6 CO2 + 8 MnO + 4 K2O3 + 6 H2O
CO(g) + HO2(g) = CO2 + H(g) =>
2 CO(g) + HO2(g) = 2 CO2 + H(g)
FeSO4 + KMnO4 = Fe(MnO4)2 + K2SO4 =>
FeSO4 + 2 KMnO4 = Fe(MnO4)2 + K2SO4
K2S(aq) + BaCl2(aq) = KCl(aq) + BaS(aq) =>
K2S(aq) + BaCl2(aq) = 2 KCl(aq) + BaS(aq)
Ag() + Na3PO4 = Ag3(PO4) + Na =>
3 Ag() + Na3PO4 = Ag3(PO4) + 3 Na
K2S2O3 + Cl2 + H2O = H2SO4 + KCl + HCl =>
K2S2O3 + 4 Cl2 + 5 H2O = 2 H2SO4 + 2 KCl + 6 HCl
NH4NO3 = N2O + H2O =>
NH4NO3 = N2O + 2 H2O
C + NaOH = CO2 + NaH =>
C + 2 NaOH = CO2 + 2 NaH
Fe2(S2O5) + S + H2O = Fe(SO2) + H2SO4 =>
3 Fe2(S2O5) + S + H2O = 6 Fe(SO2) + H2SO4
OH + NH4 = N2H4 + H2O =>
4 OH + 2 NH4 = N2H4 + 4 H2O
C4H2O8 = C + H2 + O8 =>
C4H2O8 = 4 C + H2 + O8
Mg + H2(SO4) = Mg(SO4) + H =>
Mg + H2(SO4) = Mg(SO4) + 2 H
C4H6O2 + NaOH = CH3COONa + C2H4O =>
C4H6O2 + NaOH = CH3COONa + C2H4O
NH4I(aq) + KOH(aq) = KI(aq) + H2O(l) + NH3(g) =>
NH4I(aq) + KOH(aq) = KI(aq) + H2O(l) + NH3(g)
H2CO3 + Co(NO2)2 = H(NO2) + CoCO3 =>
H2CO3 + Co(NO2)2 = 2 H(NO2) + CoCO3
Na2SO2(aq) + CaCl2(aq) = CaSO2(s) + NaCl(aq) =>
Na2SO2(aq) + CaCl2(aq) = CaSO2(s) + 2 NaCl(aq)
K2SO4(aq) + BaBr2(aq) = K2Br2 + BaSO4 =>
K2SO4(aq) + BaBr2(aq) = K2Br2 + BaSO4
Pb(C2H3O2)2 + H2S = PbS + H(CH3COO) =>
Pb(C2H3O2)2 + H2S = PbS + 2 H(CH3COO)
HBr(aq) + LiOH(aq) = H2O + LiBr =>
HBr(aq) + LiOH(aq) = H2O + LiBr
NH4I(aq) + KOH(aq) = KI(aq) + H2O(l) + NH3(g) =>
NH4I(aq) + KOH(aq) = KI(aq) + H2O(l) + NH3(g)
K2SO4 + Ba = BaSO4 + K2 =>
K2SO4 + Ba = BaSO4 + K2
K3CrO3 + HCl = KCl + CrCl3 + H2O =>
K3CrO3 + 6 HCl = 3 KCl + CrCl3 + 3 H2O
CH3CH2CH3(g) + Cl2(g) = CH3CHClCH3(l) + HCl(g) =>
CH3CH2CH3(g) + Cl2(g) = CH3CHClCH3(l) + HCl(g)
NaHCO3(s) = Na2CO3(aq)CO2(g)H2O(l) =>
2 NaHCO3(s) = Na2CO3(aq)CO2(g)H2O(l)
NaO2 + H2O = NaOH + O2 =>
4 NaO2 + 2 H2O = 4 NaOH + 3 O2
KAlSi3O8 + H2O = Al2Si2O5(OH)4 + SiO2 + K(OH) =>
2 KAlSi3O8 + 3 H2O = Al2Si2O5(OH)4 + 4 SiO2 + 2 K(OH)
Co(C5H7O2)3 + NH4OH = Co(OH)2 + NH4 + C5H7O2 =>
Co(C5H7O2)3 + 2 NH4OH = Co(OH)2 + 2 NH4 + 3 C5H7O2
Cr2O7{2-} + H2O = H{+} + CrO4{2-} =>
Cr2O7{2-} + H2O = 2 H{+} + 2 CrO4{2-}
KBr(ac) + Cl2(g) = KCl(ac) + Br2(l) =>
2 KBr(ac) + Cl2(g) = 2 KCl(ac) + Br2(l)
KBr + H2SO4 = Br2 + SO2 + H2O + KHSO4 =>
2 KBr + 3 H2SO4 = Br2 + SO2 + 2 H2O + 2 KHSO4
C12H26O + O2 = H2O + CO2 =>
C12H26O + 18 O2 = 13 H2O + 12 CO2
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Équations équilibrées sur01/29/25
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